The U.S. Army Corps of Engineers recently completed an $11 million project that widened the beach to protect Montauk properties from rising oceans. Dredging and dumping sand on beaches is expensive, and it’s only a temporary measure — but it remains the preferred strategy, despite the costs. This Express Sessions event on April 4 featured a discussion of beach nourishment, its application on beaches throughout the South Fork, the pluses and minuses, and how regular replenishment can be used both as a short- and long-term strategy, as well as buying time for other approaches, such as coastal retreat.